{"max-delete", 0, POPT_ARG_INT, &max_delete},
{"timeout", 0, POPT_ARG_INT, &io_timeout},
{"temp-dir", 'T', POPT_ARG_STRING, &tmpdir},
- {"compare-dest", 0, POPT_ARG_NONE, &compare_dest},
+ {"compare-dest", 0, POPT_ARG_STRING, &compare_dest},
/* TODO: Should this take an optional int giving the compression level? */
{"compress", 'z', POPT_ARG_NONE, &do_compression},
{"daemon", 0, POPT_ARG_NONE, &am_daemon},